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Calvert Substance Abuse Services is a outpatient drug rehab center located in Prince Frederick, Maryland.If you or a family member is suffering from drug addiction or chemical dependency, Calvert Substance Abuse Services offers substance abuse treatment that can assist you in your road to recovery.For more information on Calvert Substance Abuse Servicess services and fees, please call them directly at (410) 535-3079.Calvert Substance Abuse Services offers specialized drug rehab programs for women.